/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.iotdb.db.mpp.plan.planner.plan.node.metedata.write;

import com.google.common.collect.ImmutableList;
import org.apache.iotdb.common.rpc.thrift.TRegionReplicaSet;
import org.apache.iotdb.commons.path.PartialPath;
import org.apache.iotdb.commons.path.PathDeserializeUtil;
import org.apache.iotdb.db.mpp.plan.analyze.Analysis;
import org.apache.iotdb.db.mpp.plan.planner.plan.node.*;
import org.apache.iotdb.tsfile.exception.NotImplementedException;
import org.apache.iotdb.tsfile.utils.ReadWriteIOUtils;

import java.io.DataOutputStream;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;

public class InternalCreateTimeSeriesNode extends WritePlanNode {

    private PartialPath devicePath;
    private MeasurementGroup measurementGroup;
    private boolean isAligned;

    private TRegionReplicaSet regionReplicaSet;

    public InternalCreateTimeSeriesNode(
            PlanNodeId id, PartialPath devicePath, MeasurementGroup measurementGroup, boolean isAligned) {
        super(id);
        this.devicePath = devicePath;
        this.measurementGroup = measurementGroup;
        this.isAligned = isAligned;
    }

    public PartialPath getDevicePath() {
        return devicePath;
    }

    public MeasurementGroup getMeasurementGroup() {
        return measurementGroup;
    }

    public boolean isAligned() {
        return isAligned;
    }

    @Override
    public TRegionReplicaSet getRegionReplicaSet() {
        return regionReplicaSet;
    }

    public void setRegionReplicaSet(TRegionReplicaSet regionReplicaSet) {
        this.regionReplicaSet = regionReplicaSet;
    }

    @Override
    public List<PlanNode> getChildren() {
        return new ArrayList<>();
    }

    @Override
    public void addChild(PlanNode child) {
    }

    @Override
    public PlanNode clone() {
        throw new NotImplementedException("Clone of InternalCreateTimeSeriesNode is not implemented");
    }

    @Override
    public int allowedChildCount() {
        return NO_CHILD_ALLOWED;
    }

    @Override
    public List<String> getOutputColumnNames() {
        return null;
    }

    @Override
    public <R, C> R accept(PlanVisitor<R, C> visitor, C context) {
        return visitor.visitInternalCreateTimeSeries(this, context);
    }

    @Override
    protected void serializeAttributes(ByteBuffer byteBuffer) {
        PlanNodeType.INTERNAL_CREATE_TIMESERIES.serialize(byteBuffer);
        devicePath.serialize(byteBuffer);
        measurementGroup.serialize(byteBuffer);
        ReadWriteIOUtils.write(isAligned, byteBuffer);
    }

    @Override
    protected void serializeAttributes(DataOutputStream stream) throws IOException {
        PlanNodeType.INTERNAL_CREATE_TIMESERIES.serialize(stream);
        devicePath.serialize(stream);
        measurementGroup.serialize(stream);
        ReadWriteIOUtils.write(isAligned, stream);
    }

    public static InternalCreateTimeSeriesNode deserialize(ByteBuffer byteBuffer) {
        PartialPath devicePath = (PartialPath) PathDeserializeUtil.deserialize(byteBuffer);
        MeasurementGroup measurementGroup = new MeasurementGroup();
        measurementGroup.deserialize(byteBuffer);
        boolean isAligned = ReadWriteIOUtils.readBool(byteBuffer);
        PlanNodeId planNodeId = PlanNodeId.deserialize(byteBuffer);
        return new InternalCreateTimeSeriesNode(planNodeId, devicePath, measurementGroup, isAligned);
    }

    @Override
    public List<WritePlanNode> splitByPartition(Analysis analysis) {
        TRegionReplicaSet regionReplicaSet =
                analysis.getSchemaPartitionInfo().getSchemaRegionReplicaSet(devicePath.getFullPath());
        setRegionReplicaSet(regionReplicaSet);
        return ImmutableList.of(this);
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        if (!super.equals(o)) return false;
        InternalCreateTimeSeriesNode that = (InternalCreateTimeSeriesNode) o;
        return Objects.equals(devicePath, that.devicePath)
                && Objects.equals(measurementGroup, that.measurementGroup);
    }

    @Override
    public int hashCode() {
        return Objects.hash(super.hashCode(), devicePath, measurementGroup);
    }
}
